24 — Wiring Interconnections
24–10
CX20/CX30/CX34 Service Manual
Figure 24.8
Connector Pins on RS232 PCB (CX20 W) – PL3, PL4, PL7, PL8,
TB1 and TB2
PL1
3
PL18
TB2
TB1
PL8
PL7
PL3
PL4
MAIN PCB
A/D
PCB
7
5
3
1
8
6
4
2
n/a
RTS
n/a
n/a
RXD
DC1
TXD
DC2
RS232 PCB
TB1
DCU D–TYPE
CONNECTOR
9
10
CTS
n/a
7
5
3
1
8
6
4
2
0V
CTS
TX
RTS
RX
n/a
9
10
n/a
ULMA
WRAPPER
OR ADF
PRINTER
11
12
n/a
n/a
13
14
n/a
n/a
WRAPPER READY
SCALE IN CONTROL
ULMA +24V
1
2
RELA
Y
OUTPUT
RELA
Y
OUTPUT
Connects to
14–way IDC
connector on
output plate
Connects to
3–way DIN
connector on
output plate
’OLD STYLE’
WRAPPER
2
4
1
3
PHOTODIODE
PHOTODIODE
PHOTRANSISTOR
COLLECTOR
CATHODE
ANODE
PHOTRANSISTOR
EMITTER
REFLECTIVE PHOT
OCELL
4–way molex.
Connects to the
label–taken
photocell
3
1
4
2
(Green) Excit. +
(Yellow) Signal –
(Blue) Excit. –
(Red)
3
1
4
2
(Green) Excit. +
(Y
ellow) Signal –
(Blue) Excit. –
(Red)
CX9/A702 REMOTE
WEIGHING PLATFORM
5–way DIN
on connector
plate
assembly
D–type pins
(output plate)
IDC pins
5
9
4
8
3
7
2
6
1
Summary of Contents for CX20 SERIES
Page 258: ...PL 1 CX20 CX30 CX34 Service Manual Section PL Parts List ...
Page 284: ......
Page 287: ......
Page 317: ...Addendum A Phase 1 4 and CX34 Parts List A 30 CX20 CX30 CX34 Addendum A ...
Page 318: ......
Page 321: ......
Page 323: ...Contents B 2 Addendum B ...
Page 343: ...Addendum B Phase 1 5 1 5 3 and New Main PCB B 22 Addendum B ...
Page 344: ......
Page 347: ......
Page 351: ...PL Parts List Devlin Keyboard C 6 Addendum C ...
Page 352: ......